Molecular dynamics simulation for membrane separation and porous materials: A current state of art review

A Mollahosseini, A Abdelrasoul - Journal of Molecular Graphics and …, 2021 - Elsevier
Computational frameworks have been under specific attention within the last two decades.
Molecular Dynamics (MD) simulations, identical to the other computational approaches, try …

[HTML][HTML] Perpendicularly stacked array of PTFE nanofibers as a reinforcement for highly durable composite membrane in proton exchange membrane fuel cells

CK Hwang, KA Lee, J Lee, Y Kim, H Ahn, W Hwang… - Nano Energy, 2022 - Elsevier
The configuration of reinforced composite membrane (RCM), composed of porous
polytetrafluoroethylene (PTFE) as a mechanical reinforcement and perfluorosulfonic acid …

Impact of hydration and sulfonation on the morphology and ionic conductivity of sulfonated poly (phenylene) proton exchange membranes

EG Sorte, BA Paren, CG Rodriguez, C Fujimoto… - …, 2019 - ACS Publications
Multiple computational and experimental techniques are used to understand the nanoscale
morphology and water/proton transport properties in a series of sulfonated Diels–Alder poly …

The evolution of hydrogen bond network in nafion via molecular dynamics simulation

R Cui, S Li, C Yu, Y Zhou - Macromolecules, 2023 - ACS Publications
The hydrogen bond network (HBN) is of primary importance to the proton transport in Nafion.
However, the evolution of the HBN in Nafion with water content and the underlying …

Dispersion of Nafion ionomer aggregates in 1-propanol/water solutions: Effects of ionomer concentration, alcohol content, and salt addition

T Mabuchi, SF Huang, T Tokumasu - Macromolecules, 2020 - ACS Publications
Coarse-grained molecular dynamics simulations using explicit solvent models were
performed to understand Nafion ionomer morphology in 1-propanol (NPA)/water solutions …

Relationship between proton transport and morphology of perfluorosulfonic acid membranes: A reactive molecular dynamics approach

T Mabuchi, T Tokumasu - The Journal of Physical Chemistry B, 2018 - ACS Publications
A reactive molecular dynamics simulation has been performed for the characterization of the
relationship between proton transport and water clustering in polymer electrolyte …

Proton transport in perfluorinated ionomer simulated by machine-learned interatomic potential

R Jinnouchi, S Minami, F Karsai, C Verdi… - The Journal of …, 2023 - ACS Publications
Polymers are a class of materials that are highly challenging to deal with using first-
principles methods. Here, we present an application of machine-learned interatomic …

Influence of ionomer loading and substrate wettability on the morphology of ionomer thin films using coarse-grained solvent evaporation simulations

T Mabuchi, SF Huang, T Tokumasu - Macromolecules, 2020 - ACS Publications
Coarse-grained molecular dynamics simulations were performed to understand the
evolution of ionomer morphologies in solutions during solvent evaporation. To reproduce …

Oxygen permeation resistances and routes in nanoscale ionomer thin film on platinum surface

L Fan, Y Wang, K Jiao - Journal of the Electrochemical Society, 2021 - iopscience.iop.org
Understanding the O 2 permeation resistance and its dependence on the material structure
in an ionomer thin film on a platinum surface is vital for the electrocatalyst performance at …

Understanding of imidazolium group hydration and polymer structure for hydroxide anion conduction in hydrated imidazolium-g-PPO membrane by molecular …

N Zhang, J Huo, B Yang, X Ruan, X Zhang… - Chemical Engineering …, 2018 - Elsevier
In an anion exchange membrane, OH− conduction is closely related to the affinity of the
functional group and membrane morphology. This relationship can change when the water …